# Spelling Notebook Premium vs Triangles

The clearest difference is update cadence: Spelling Notebook Premium at every 3 months against Triangles's every 21 months. Triangles's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Spelling Notebook Premium costs $1.99 and Triangles $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Spelling Notebook Premium ships an update every 3 months, Triangles every 21 months. The most recent releases landed on September 26, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Spelling Notebook Premium | Triangles |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[4.4 (131 ratings)](https://appshunter.io/ios/app/spelling-notebook-premium/id431505819/reviews)** | — |
| Number of ratings | **131** | — |
| Positive reviews | 79.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 21 months |
| Monetization | Freemium | — |
| Size | 24 MB | 14 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ako Software Ltd.](https://appshunter.io/developer/431505822) | [TOUCHSCREEN LEARNING LTD](https://appshunter.io/developer/501694854) |

## What reviewers say

### Spelling Notebook Premium

[App page](https://appshunter.io/ios/app/spelling-notebook-premium/id431505819)

Create and practice personalized spelling word lists. Hear words spoken, earn stars for correct answers, and master words you struggle with. Features a searchable dictionary and custom voice recording for effective learning.

**Highlights:** Personalized word lists, Spoken word pronunciation, Star rewards for correct spelling, Practice difficult words, Searchable spelling dictionary, Custom voice recording, Multiple regional accents

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Highly effective for spelling improvement
- 👍 Great for children's learning
- 👍 Useful for adults with spelling difficulties
- 👍 Allows custom word lists
- 👍 Option to record own voice

**What reviewers complain about**

- 🐛 Voice pronunciation is unclear/funny
- 🐛 Interface not intuitive
- 🐛 Too many simple words
- 🐛 Crashes frequently
- 🐛 Lacks advanced features

**Reported bugs**

- Voice pronunciation is difficult to understand
- App crashes between tests
- Sound does not work on newer iPads
- Interface is not intuitive
- Some words do not sound correct

**Requested features**

- Android version
- Telling the right saying of same spelling
- Option to always retest and practice
- Spelling games and flashcards
- Sync wordlist with other iDevices


### Triangles

[App page](https://appshunter.io/ios/app/triangles-math-games/id1489811744)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spelling Notebook Premium free?

Spelling Notebook Premium costs $1.99, with no in-app purchases.

### Is Triangles free?

Triangles costs $1.99, with no in-app purchases.

### Do Spelling Notebook Premium or Triangles have ads?

Neither Spelling Notebook Premium nor Triangles shows ads.

### Which is updated more often, Spelling Notebook Premium or Triangles?

Spelling Notebook Premium ships an update every 3 months, and Triangles every 21 months. Most recently, Spelling Notebook Premium was updated on September 26, 2026 and Triangles on September 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*